Pith Number

pith:TVREOA5W

pith:2023:TVREOA5WZLGOUBMK6OUU7UPPQW

not attested not anchored not stored refs pending

Improved companion mass limits for Sirius A with thermal infrared coronagraphy using a vector-apodizing phase plate and time-domain starlight-subtraction techniques

Alycia Weinberger, Christoph U. Keller, Frans Snik, Gilles P. P. L. Otten, Jared R. Males, John D. Monnier, Joseph D. Long, Katie M. Morzinski, Laird M. Close, Logan Pearce, Mark S. Marley, Matthew A. Kenworthy, Philip Hinz, Sebastiaan Y. Haffert, Volker Tolls

arxiv:2303.05559 v1 · 2023-03-09 · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TVREOA5WZLGOUBMK6OUU7UPPQW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T06:13:11.234157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d624703b6caccea058af3a94fd1ef85a268e4e59f2185394d812396a020b00f

Aliases

arxiv: 2303.05559 · arxiv_version: 2303.05559v1 · doi: 10.48550/arxiv.2303.05559 · pith_short_12: TVREOA5WZLGO · pith_short_16: TVREOA5WZLGOUBMK · pith_short_8: TVREOA5W

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/TVREOA5WZLGOUBMK6OUU7UPPQW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9d624703b6caccea058af3a94fd1ef85a268e4e59f2185394d812396a020b00f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6a8ea1920e5f0c944b06f2fc7043c7bebe30790d0aeadd0bb9e299755bd05b6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-03-09T19:51:25Z",
    "title_canon_sha256": "cb541ff8054d472599733c3990c01975811279c5c92376d29b9e21db3b7536ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.05559",
    "kind": "arxiv",
    "version": 1
  }
}